Engine Stalls

Ensure air intake system is not restricted.
Ensure PCV system operation is correct.
Test EGR system for correct operation.
Inspect for cracks or poor connections at throttle body.
Test coolant temperature sensor operation.
Ensure fuel system pressure is correct. Use ohmmeter to verify correct fuel injector resistance.
Verify correct throttle position sensor adjustment and resistance.
Check for poor quality fuel or contaminated fuel. Check for use of fuel with high alcohol content.